const common = require('../common');
const assert = require('assert');
const { fork, spawn } = require('child_process');
const net = require('net');

const tmpdir = require('../common/tmpdir');

// Run in a child process because the PIPE file descriptor stays open until
// Node.js completes, blocking the tmpdir and preventing cleanup.

if (process.argv[2] !== 'child') {
// Parent
tmpdir.refresh();

// Run test
const child = fork(__filename, ['child'], { stdio: 'inherit' });
child.on('exit', common.mustCall(function(code) {
assert.strictEqual(code, 0);
}));

return;
}

// Child
const server = net.createServer((conn) => {
spawn(process.execPath, ['-v'], {
stdio: ['ignore', conn, 'ignore']
}).on('close', common.mustCall(() => {
conn.end();
}));
}).listen(common.PIPE, () => {
const client = net.connect(common.PIPE, common.mustCall());
client.once('data', () => {
client.end(() => {
server.close();
});
});
});
